title: Air as a gastrointestinal contrast agent for identifying pseudoascites in the newborn.
mesh_terms: D000388:Air; D001201:Ascites / Q000000981:diagnostic imaging*; D003287:Contrast Media; D004064:Digestive System / Q000000981:diagnostic imaging*; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000000981:diagnostic imaging*; D011859:Radiography
chemical_list: D003287:Contrast Media